#5C57CC#5C57CC

#5C57CC is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.6% C 0.176 H 280.4°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#5C57CC
RGB	rgb(92, 87, 204)
HSL	hsl(243, 53%, 57%)
HSV	hsv(243, 57%, 80%)
CMYK	cmyk(54.9%, 57.4%, 0%, 20%)
CIE-LAB	lab(43.43, 34.72, -60.33)
CIE-LCH	lch(43.43, 69.60, 299.92°)
OKLab	oklab(52.65% 0.0317 -0.1729)
OKLCH	oklch(52.65% 0.176 280.4)
XYZ	xyz(18.7175, 13.4501, 58.7249)
Luminance	0.1345 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5C57CC #C7CC57

analogous

#578DCC #5C57CC #9757CC

triadic

#5C57CC #CC5C57 #57CC5C

tetradic

#5C57CC #CC578D #C7CC57 #57CC97

square

#5C57CC #CC578D #C7CC57 #57CC97

split-complementary

#5C57CC #CC9757 #8DCC57

monochromatic

#2B2781 #3B36B0 #5C57CC #8A86DA #B7B5E9

Accessibility & contrast

On white

5.69

#5C57CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#5C57CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5C57CC

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5C57CC	#FFFFFF	#000000	##FFFFFF
##5C57CC	1.00	5.69	3.69	5.69
#FFFFFF	5.69	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD0

Deuteranopia (green-blind)

#0062CA

Tritanopia (blue-blind)

#267289

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #5c57cc;
/* rgb */ color: rgb(92, 87, 204);
/* oklch */ color: oklch(52.6% 0.176 280.4);

Tailwind

colors: {
  custom: {
    50: '#9386dc',
    500: '#5c57cc',
    950: '#000000',
  },
}

SCSS

$custom: #5c57cc;
$custom-light: #9386dc;
$custom-dark: #000000;

JSON

{
  "hex": "#5c57cc",
  "rgb": {
    "r": 92,
    "g": 87,
    "b": 204
  },
  "hsl": {
    "h": 242.564,
    "s": 53.425,
    "l": 57.059
  },
  "oklch": {
    "l": 0.52646,
    "c": 0.17579,
    "h": 280.4
  },
  "luminance": 0.13451
}

Semantic roles & 50–950 ramp

primary

#5C57CC

secondary

#D5D7A8

accent

#DD4BD7

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5C57CC

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →